5558556817226 has 8 divisors (see below), whose sum is σ = 9528954543840. Its totient is φ = 2382238635948.

The previous prime is 5558556817217. The next prime is 5558556817243. The reversal of 5558556817226 is 6227186558555.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198519886316 + ... + 198519886343.

It is an arithmetic number, because the mean of its divisors is an integer number (1191119317980).

Almost surely, 2^{5558556817226} is an apocalyptic number.

5558556817226 is a deficient number, since it is larger than the sum of its proper divisors (3970397726614).

5558556817226 is a wasteful number, since it uses less digits than its factorization.

5558556817226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397039772668.

The product of its digits is 201600000, while the sum is 65.

The spelling of 5558556817226 in words is "five trillion, five hundred fifty-eight billion, five hundred fifty-six million, eight hundred seventeen thousand, two hundred twenty-six".